FAIR VALUE (Financial Assets and Liabilities Not Required to Be Measured at Fair Value) (Details) - USD ($) $ in Thousands	Nov. 30, 2021	Aug. 31, 2021
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	$ 1,072,475	$ 1,077,922
2031 Notes
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	300,000	300,000
2031 Notes | Level 2 | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	297,378	306,279
2027 Notes
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	300,000	300,000
2027 Notes | Level 2 | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	309,978	316,839
2023 Notes
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	330,000	330,000
2023 Notes | Level 2 | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	341,058	348,071
Short-term borrowings
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	29,992	26,560
Short-term borrowings | Level 2 | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		26,560
Revolving credit facility | Poland Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	44,055	49,726
Revolving credit facility | Poland Term Loan | Level 2 | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	$ 44,055	$ 49,726